135252263 has 2 divisors, whose sum is σ = 135252264. Its totient is φ = 135252262.

The previous prime is 135252233. The next prime is 135252301. The reversal of 135252263 is 362252531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135252263 - 2¹⁴ = 135235879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135252223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67626131 + 67626132.

It is an arithmetic number, because the mean of its divisors is an integer number (67626132).

Almost surely, 2^135252263 is an apocalyptic number.

135252263 is a deficient number, since it is larger than the sum of its proper divisors (1).

135252263 is an equidigital number, since it uses as much as digits as its factorization.

135252263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 135252263 is about 11629.8006431753. The cubic root of 135252263 is about 513.3121138227.

The spelling of 135252263 in words is "one hundred thirty-five million, two hundred fifty-two thousand, two hundred sixty-three".